Compare meta queries

Hi,

can you please help me I have this code

if ($search_get['cena'] == '0 - 49.999') {
    			$meta_query_cena = array(
					'key' => 'cena',
					'value' => '49',
					'compare' => '<=',
					'type' => 'numeric'
				);
			} elseif ($search_get['cena'] == '50.000 - 99.999') {
				$meta_query_cena = array(
					'key' => 'cena',
					'value' => '99',
					'compare' => '<=',
					'type' => 'numeric'
				);

and first is work okay.. but for second one I need between 50 – 99, its show me all articles less than 99.. include 33 for example.. but I need between 50 – 99.. can somebody help me ..

Thanks